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二打仙女星系
Photographer
承德塞罕坝天文台
第二次处理DWARF3的M31，曝光时间长处理起来就是舒服，不过还没曝光完，先发个预告片～
Equipment
Cameradwarflab dwarf3
Telescope/Lensdwarflab dwarf3
Filterdwarflab dwarf3-双窄带
Shooting Data ( Shooting Date: 2026-10-12 )
Total Frames1300
Exposure60s单张
Other Infogain60
Sky Coordinates
Right Ascension (RA)00h 42m 53.3s
Declination (Dec)+41° 16′ 03.3″
FOV Radius2.0640° (123.84′)
Pixel Scale2.779″/px
Rotation Angle269.14° E of N (Clockwise)
Parity正像
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